Tools as of today

blender 2.65a http://www.blender.org/download/get-blender/
blender addon - blender2pmx 1.24 http://u7.getuploader.com/Yjo_oi_Neg/
blender addon - blender_mmd_tools 1.1 https://github.com/sugiany/blender_mmd_tools
pmx editor 0.2.1.6 http://kkhk22.seesaa.net/category/14045227-1.html
secondlife viewer 3.4.X http://secondlife.com/support/downloads/

Hatsune Miku Append pmx model by Tda
http://u16hp.blog134.fc2.com/blog-entry-42.html